JP2015155994A - 表示装置 - Google Patents
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- JP2015155994A JP2015155994A JP2014031463A JP2014031463A JP2015155994A JP 2015155994 A JP2015155994 A JP 2015155994A JP 2014031463 A JP2014031463 A JP 2014031463A JP 2014031463 A JP2014031463 A JP 2014031463A JP 2015155994 A JP2015155994 A JP 2015155994A
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Abstract
【解決手段】液晶表示装置は、背面11bを有する基板11、背面11bと対向する前面12fを有する基板12、基板11と基板12の間に配置される表示機能層、および平面視において表示機能層の周囲で基板11と基板12とを接着固定するシール部SLを有する。また、シール部SLは、表示機能層の外縁に沿って延びる部材PSと、平面視において、部材PSの両隣に配置され、表示機能層の周囲を連続的に囲む封着材と、を備える。また、部材PSは、高さTK1を有する複数の部分PS1と、複数の部分PS1の間に配置され、高さTK1よりも小さい高さTK2を有する複数の部分PS2と、を含む。
【選択図】図6
Description
まず、表示装置の基本構成について説明する。図1は、本実施の形態の液晶表示装置の一例を示す平面図、図2は図1のA−A線に沿った断面図である。また、図3は、図2のB部の拡大断面図である。また、図4は、図2のC部の拡大断面図である。
ここで、図4に示すシール部SLにおける接着強度、言い換えれば、シール部SLにおけるシール強度について説明する。図12は、図4とは別の検討例を示す拡大断面図である。また、図5は、図1に示すシール部の周辺の拡大平面図である。また、図6は、図5のA−A線に沿った拡大断面図である。なお、図5は、図4に示す基板11に形成された部材PSpを基板12側からみた拡大平面図である。また、図7は、図3および図4に示すカラーフィルタ基板の背面側に形成された複数の部材を模式的に示す平面図である。
次に、本実施の形態で説明した表示装置の製造方法について説明する。なお、以下の説明では、代表例として、図1に示す液晶表示装置LCD1の製造方法を取り上げて説明する。図8は、図1に示す液晶表示装置の製造工程の概要を示す組立てフロー図である。なお、以下の説明で言及する詳しい部材については、上記した図1〜図7を適宜参照して説明する。
次に、上記した実施の形態に対する変形例について、代表的な変形例を例示的に説明する。
11b 背面
11f 前面
11s1、11s2、11s3、11s4 辺
11st 基材
12 基板
12b 背面
12f 前面
12st 基材
AF1、AF2 配向膜
BM 遮光膜
CE 共通電極
CF カラーフィルタ
CFr、CFg、CFb カラーフィルタ画素
CNT1 制御回路
DP 表示部
DR1 駆動回路
FL 額縁部
FPC 配線経路
LA 部材
LCD1、LCDh 液晶表示装置
LCL 液晶層
LG1、LG2 長さ
LS 光源
NZ ノズル
OC1 樹脂層
OC2 絶縁層
PE 画素電極
PL1、PL2 偏光板
PS 部材
PS1 部分
PS1b 背面
PS2 部分
PS2b 背面
PSf 前面
PSg 部材
PSh 部材
PSS、PS3、PS4 スペーサ部材
SL シール部
SLp 封着材
TK1、TK2 高さ
TM 端子部
TM1 端子
TR1 溝
VW 観者
Claims (11)
- 第1面を有する第1基板、前記第1基板の前記第1面と対向する第2面を有する第2基板、前記第1基板と前記第2基板との間に配置される表示機能層、および前記表示機能層の周囲で前記第1基板と前記第2基板とを接着固定するシール部を有し、
前記シール部は、
平面視において、前記表示機能層の周囲に配置され、前記表示機能層の外縁に沿って延びる第1部材と、
平面視において、前記第1部材の両隣に配置され、前記表示機能層の周囲を連続的に囲むシール材と、
を備え、
前記第1部材は、
第1の高さを有する複数の第1部分と、
前記複数の第1部分の間に配置され、前記第1の高さよりも小さい第2の高さを有する複数の第2部分と、
を含む、表示装置。 - 請求項1に記載の表示装置であって、前記第1部材が有する前記複数の第1部分と前記複数の第2部分とは、交互に配列される、表示装置。
- 請求項1に記載の表示装置であって、前記第1部材の前記複数の第1部分のそれぞれは、前記第1面および前記第2面に接触し、前記複数の第2部分のそれぞれは、前記第1面および前記第2面のうちのいずれか一方に接触し、他方には接触しない、表示装置。
- 請求項1に記載の表示装置であって、
前記表示機能層は、液晶層であって、
前記第1基板は、前記液晶層と接する界面である前記第1面に形成される配向膜を有し、
前記シール材の一部は、前記第1部材の前記表示機能層側において、前記配向膜の周縁部と厚さ方向に重なる、表示装置。 - 請求項1に記載の表示装置であって、
前記第1部材の前記複数の第1部分のそれぞれは、前記第1部材の延在方向に沿って第1長さを有し、
前記第1部材の前記複数の第2部分のそれぞれは、前記第1部材の延在方向に沿って第2長さを有し、
前記第1長さは前記第2長さよりも短い、表示装置。 - 請求項1に記載の表示装置であって、
前記第1部材の前記複数の第1部分のそれぞれは、前記第1部材の延在方向に沿って第1長さを有し、
前記第1部材の前記複数の第2部分のそれぞれは、前記第1部材の延在方向に沿って第2長さを有し、
前記第1長さの値を前記第1長さと前記第2長さの合計値で除した値は、5%以上30%以下である、表示装置。 - 請求項1に記載の表示装置において、
平面視において、前記第1部材は、前記表示機能層が形成された表示部の周囲を連続的に囲むように形成される、表示装置。 - 請求項1に記載の表示装置であって、
前記第1基板は、平面視において、第1方向に沿って延びる第1辺、前記第1辺に対向する第2辺、前記第1方向に対して直交する第2方向に沿って延びる第3辺、および前記第3辺に対向する第4辺を有し、
平面視において、前記表示機能層が形成された表示部から、前記第1辺までの距離は、前記表示部から前記第2辺までの距離、前記表示部から前記第3辺までの距離、および前記表示部から前記第4辺までの距離よりも長く、
前記第1部材は、前記第2辺、前記第3辺、および前記第4辺のそれぞれに沿って延びる、表示装置。 - 請求項1に記載の表示装置であって、
前記第1基板の前記第1面側には、カラーフィルタと、前記カラーフィルタを覆う樹脂層と、が形成され、
前記第1部材は前記樹脂層が有する前記第1面に形成される、表示装置。 - 請求項1に記載の表示装置であって、
前記表示機能層が形成された表示部には、前記第1基板と前記第2基板の間に、複数のスペーサ部材が形成され、
前記複数のスペーサ部材には、前記第1部材の前記第1部分と同じ高さである第1スペーサ部材と、前記第1部材の前記第2部分と同じ高さである第2スペーサ部材と、が含まれる、表示装置。 - 請求項1に記載の表示装置であって、
前記シール材には、ガラス繊維が含まれない、表示装置。
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CN107219692B (zh) * | 2017-07-28 | 2020-03-06 | 京东方科技集团股份有限公司 | 一种液晶面板和液晶显示装置 |
CN107505779A (zh) * | 2017-09-19 | 2017-12-22 | 惠科股份有限公司 | 平面显示装置 |
CN110275332A (zh) * | 2018-03-14 | 2019-09-24 | 群创光电股份有限公司 | 显示面板 |
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US20150241722A1 (en) | 2015-08-27 |
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